Dictionary Search Results using Damerau-Levenshtein distance in T-SQL

Here are the results of your fuzzy-string dictionary search for “etch” with Change Limit: [1] [2]

(Found more than 100 similar words, so Change Limit cannot be increased.)
Check this box to automatically search another random word after seconds.

106 similar words found! Changes to Transform each Found Word to your word are shown as:
~~remove a letter~~ ~ replace a letter ~ swap two letters ~ _add a letter from your word
(Use the links in the Changes column to see more Transformation details.)

Found Word	Scrabble Score	Searched Previously	Found Previously	Changes	To Transform to your Word
etch	9	54	1914	(None)
each	9	55	3058	1	each
eth	6	66	3098	1	et_h
fetch	13	49	1347	1	fetch
itch	9	56	1917	1	itch
ketch	14	49	1202	1	ketch
letch	10	52	1580	1	letch
retch	10	48	1830	1	retch
tech	9	59	2544	1	tech
vetch	13	44	1184	1	vetch
aitch	10	52	1616	2	aitch
arch	9	86	2844	2	arch
bach	11	61	3139	2	bach
batch	12	46	2010	2	batch
beach	12	46	2389	2	beach
beech	12	43	1550	2	beech
belch	12	44	1550	2	belch
bench	12	56	1950	2	bench
beth	9	66	2923	2	bet_h
bitch	12	50	1776	2	bitch
botch	12	67	1745	2	botch
butch	12	54	1654	2	butch
catch	12	51	2037	2	catch
cutch	12	51	1619	2	cutch
detach	12	3	1041	2	detach
ditch	11	50	1509	2	ditch
dutch	11	47	1382	2	dutch
eath	7	57	3566	2	eath
eche	9	75	2028	2	e_che
echo	9	66	1595	2	e_cho
echt	9	57	2290	2	e_cht
ecu	5	68	2823	2	e_cu
edh	7	69	2156	2	e_dh
eh	5	83	3996	2	e__h
epoch	12	4	820	2	epoch
et	2	69	6419	2	et__
eta	3	58	3419	2	et_a
etas	4	64	3227	2	etas
etched	12	36	1370	2	etched
etcher	11	39	1294	2	etcher
etches	11	42	1776	2	etches
eths	7	66	1952	2	eths
etic	6	61	2395	2	etic
etna	4	64	1526	2	etna
etui	4	54	1623	2	etui
fetich	14	7	969	2	fetich
fitch	13	48	1687	2	fitch
fletch	14	38	819	2	fletch
hatch	13	57	1959	2	hatch
heth	10	70	2802	2	het_h
heuch	13	53	1233	2	heuch
hitch	13	45	1547	2	hitch
hotch	13	62	1473	2	hotch
hutch	13	54	1409	2	hutch
ich	8	62	2774	2	_ich
inch	9	54	2082	2	inch
itchy	13	44	901	2	itchy
kench	14	55	1392	2	kench
kvetch	18	3	299	2	kvetch
latch	10	46	2046	2	latch
leach	10	54	2252	2	leach
lech	9	68	2544	2	lech
leech	10	49	1321	2	leech
lich	9	62	3084	2	lich
loch	9	55	2713	2	loch
lych	12	60	1576	2	lych
mach	11	61	3448	2	mach
match	12	56	2110	2	match
merch	12	54	1796	2	merch
meth	9	58	2784	2	met_h
much	11	52	2403	2	much
mutch	12	50	1617	2	mutch
natch	10	50	1822	2	natch
notch	10	56	1332	2	notch
nth	6	63	2059	2	nt_h
ouch	9	57	2463	2	ouch
patch	12	52	2122	2	patch
peach	12	54	2249	2	peach
pech	11	61	2545	2	pech
perch	12	45	1883	2	perch
pitch	12	50	1841	2	pitch
ratch	10	42	2136	2	ratch
reach	10	51	2388	2	reach
rich	9	70	2554	2	rich
rotch	10	58	1593	2	rotch
sketch	15	3	536	2	sketch
stich	10	41	1792	2	stich
such	9	64	2481	2	such
tach	9	61	3275	2	tach
teach	10	52	2112	2	teach
techs	10	69	1583	2	techs
techy	13	56	1201	2	techy
tench	10	56	2000	2	tench
tetchy	14	3	600	2	tetchy
teth	7	63	2789	2	teth
teuch	10	52	1485	2	teuch
watch	13	56	1706	2	watch
welch	13	44	1149	2	welch
wench	13	62	1478	2	wench
wich	12	57	2474	2	wich
witch	13	45	1756	2	witch
wretch	14	32	653	2	wretch
wych	15	40	1188	2	wych
yecch	15	55	809	2	yecch
yech	12	72	2053	2	yech
yuch	12	58	1853	2	yuch

Search took 2 seconds overall (including website activity, plus SQL activity in the following phases):

Length Filter: Limit the application of DLD to words with length difference of no more than the Change Limit.
DLD Change Limit: Apply DLD to each remaining word, limiting each comparison according to the Change Limit.
Display Results: Return the results, with similar words marked up to highlight differences.

Seq	Search Phase	Words Checked	Words Matched	Seconds	Words Per Sec
1	Length Filter	178691	29872	0.263	679433.5
2	DLD Change Limit	29872	106	0.923	32364.0
3	Display Results	106	106	0.030	3533.3
	(SQL Overall)	178691	106	1.216	146949.8